<template>
  <div>
  <!-- 展示页面 -->
    <div class="CouponManage-xian" >
    <!-- 头部搜索 -->
      <div class="CouponManage-top">
        <span> 优惠卷状态:</span>
        <el-select v-model="value" placeholder="请选择">
          <el-option
            v-for="item in options"
            :key="item.value"
            :label="item.label"
            :value="item.value"
          >
          </el-option>
        </el-select>
        <span>优惠卷名称:</span>
        <el-input v-model="input" placeholder="请输入内容"></el-input>
        <el-button type="primary" @click="sou" class="sssss">搜索</el-button>
      </div>

      <div class="zhong">
        <el-button type="primary" @click="$router.push({name:'coupon-edit'})">新建优惠卷</el-button>
      </div>
    <!-- 表格渲染内容 -->
      <div class="CouponManage-xia">
        <el-table :data="sum" stripe style="width: 100%">
          <el-table-column prop="name" label="优惠卷名称" width="180">
            
          </el-table-column>
          <el-table-column prop="receive_type" label="使用范围" width="180">
            <template slot-scope="scope">
              <div>
                {{ scope.row | fanwei }}
              </div>
            </template>
          </el-table-column>
          <el-table-column prop="valid_day" label="有效期" width="180">
            <template slot-scope="scope">           
                {{ scope.row.valid_day  |  formatDate  }}
            </template>
          </el-table-column>
          <el-table-column prop="type" label="领取/发放" width="100">
             <template slot-scope="scope">
              <div>
                {{ scope.row.valid_start  }} /{{scope.row.valid_type}}
              </div>
            </template>
          </el-table-column>
          <el-table-column prop="grant" label="状态" width="100">
             <template slot-scope="scope">
              <div>
                {{ scope.row.grant  |  zhuang   }}
              </div>
            </template>
          </el-table-column>
          <el-table-column prop="receive_type" label="类型" width="100">
              <template slot-scope="scope">
              <div>
                {{ scope.row.receive_type  |  lei   }}
              </div>
            </template>
          </el-table-column>
          <el-table-column label="操作" width="180">
            <template slot-scope="scope">
            <span @click="w(scope.row.id)">详情</span>
            </template>
          </el-table-column>
        </el-table>
      </div>
    <!-- 分页器 -->
      <div class="block">
        
        <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="page"
          :page-sizes="[1, 2, 3, 4]"
          :page-size="limit"
          layout="total, sizes, prev, pager, next, jumper"
          :total="list.length"
        >
        </el-pagination>
      </div>
    </div>


  </div>
</template>
<script>
import { getCoupon } from "../../../api";
export default {
  data() {
    return {
      page: 1,
      limit: 3,
      xiang: -1,
      options: [
        {
          value: "选项1",
          label: "结束"
        },
        {
          value: "选项5",
          label: "进行中"
        }
      ],
      list: [],
      lists: [],
      value: "",
      input: "",
 
   
    };
  },
  mounted() {
    getCoupon().then(res => {
      console.log(res);
      this.list = res.data.list;
      this.lists = res.data.list;
    });
  },
  computed: {
    sum() {
      return this.list.slice(
        this.limit * (this.page - 1),
        this.page * this.limit
      );
    }
  },
  filters:{
    fanwei:function(www){
      let q=''
      let w=''
      if(www.status==1 ){
        q='班课'
      }
      if(www.scope_type==1){
        w='全部课程'
      }
      return  q + '/' + w
    },
    zhuang:function(qqq){
      if(qqq==1){
        return qqq='领取中'
      }else{
       return qqq='已结束'
      }
    },
    lei:function(qqq){
      if(qqq==1){
        return qqq='领取'
      }else{
       return qqq='捐赠'
      }
    }
  },
 
  methods: {
    sou() {
      this.list = this.lists.filter(i => {
        //过滤includes
        return i.name.includes(this.input); //包含
      });
    },
 
    submitForm(formName) {
      this.$refs[formName].validate(valid => {
        if (valid) {
          (this.ruleForm.name = ""),
            (this.ruleForm.region = ""),
            (this.ruleForm.type = []),
            (this.ruleForm.resource = ""),
            (this.ruleForm.desc = "");
        } else {
          console.log("error submit!!");
          return false;
        }
      });
    },
    resetForm(formName) {
      this.$refs[formName].resetFields();
    },
    w(id) {
      this.$router.push({path:'coupon-detail',query:{id}})
      console.log(id);
    },
    handleSizeChange(val) {
      console.log(`每页 ${val} 条`);
      this.limit = val;
    },
    handleCurrentChange(val) {
      console.log(`当前页: ${val}`);
      this.page = val;
    }
  }
};
</script>
<style lang="scss" scope>
.CouponManage-top {
  display: flex;
  .zhong {
    margin-top: 20px;
    margin-bottom: 20px;
  }
  span {
    width: 200px;
    height: 40px;
    line-height: 40px;
  }
  .sssss {
    height: 40px !important;
    line-height: 40px !important;
  }
}
.CouponManage-xia {
  span {
    color: yellowgreen;
  }
}
</style>
